ADC PG-Flex FLC-704 User manual

PG-FLEX
TECHNICAL PRACTICE
SECTION SCP-FLC704-042-03H
Model List CLEI Code
FLC-704 4B N/A
8 CHANNEL
LOOP START/GROUND START POTS
CENTRAL TERMINAL CHANNEL UNIT

SCP-FLC704-042-03H
January 6, 2003 FLC-704 List 4B
Revision History of This Practice
©Copyright 2003 ADC DSL Systems, Inc. All Rights Reserved.
ADC is a registered trademark of ADC Technologies, Inc. PG-Flex is a registered trademark of ADC DSL Systems, Inc. No right,
license, or interest to such trademarks is granted hereunder, and you agree that you shall assert no such right, license, or interest
with respect to such trademarks. Other product names mentioned in this document are used for identification purposes only and
may be trademarks or registered trademarks of their respective companies.
Information contained in this document is company private to ADC DSL Systems, Inc., and shall not be modified, used, copied,
reproduced or disclosed in whole or in part without the written consent of ADC.
Contents herein are current as of the date of publication. ADC reserves the right to change specifications at any time without notice.
Information furnished by ADC is believed to be accurate and reliable. In no event shall ADC be liable for any damages resulting
from the loss of data, loss of use, or loss of profits and ADC further disclaims any and all liability for indirect, incidental, special,
consequential or other similar damages. This disclaimer of liability applies to all products, publications and services during and
after the warranty period.
Revision Release Date Revisions Made
01 October 22, 1999 Initial Release
02 January 10, 2002 Release to rebrand document to comply with ADC standards
03 January 6, 2003 Updated Product Support Information

SCP-FLC704-042-03H Using This Practice
FLC-704 List 4B January 6, 2003
USING THIS PRACTICE
Three types of messages, identified by icons, appear in the text.
INSPECTING YOUR SHIPMENT
Upon receipt of the equipment:
•Unpack each container and visually inspect the contents for signs of damage. If the equipment has been
damaged in transit, immediately report the extent of damage to the transportation company and to ADC.
Order replacement equipment, if necessary.
•Check the packing list to ensure complete and accurate shipment of each listed item. If the shipment is short
or irregular, contact ADC as described in “Returns” on page 11. If you must store the equipment for a
prolonged period, store the equipment in its original container.
Notes indicate information about special circumstances.
Cautions indicate the possibility of equipment damage or the possibility of personal injury.
Electrostatic Discharge (ESD) susceptibility symbols indicate that a device or assembly is
susceptible to damage from electrostatic discharge.You must wear an antistatic wrist strap
connected to the appropriate ground connection prior to performing installation procedures.
You must also observe normal ESD precautions when handling electronic equipment. Do not
hold electronic plugs by their edges. Do not touch components or circuitry.

Inspecting Your Shipment SCP-FLC704-042-03H
January 6, 2003 FLC-704 List 4B

SCP-FLC704-042-03H
FLC-704 List 4B January 6, 2003 i
TABLE OF CONTENTS
Overview ____________________________________________________________________________ 1
Description .........................................................................................................................................1
Front Panel .........................................................................................................................................2
Specifications .....................................................................................................................................3
Operational Capabilities.....................................................................................................................4
Circuit Operation................................................................................................................................4
Loop Start Operation ...........................................................................................................4
On-hook (Idle) Condition......................................................................................4
Subscriber Initiated Outgoing Call........................................................................5
Subscriber Receives Incoming Call ......................................................................5
Busy Condition......................................................................................................5
Ground Start Operation .......................................................................................................6
Idle Condition........................................................................................................6
Subscriber Initiates Outgoing Call ........................................................................6
Subscriber Receives Incoming Call ......................................................................8
Busy Condition......................................................................................................8
CLASS Features ..................................................................................................................8
Forward Disconnect.............................................................................................................8
Installation and Turn-up _______________________________________________________________ 9
Installing.............................................................................................................................................9
Provisioning .......................................................................................................................................9
Verify Installation ..............................................................................................................................9
Troubleshooting _____________________________________________________________________ 10
Product Support _____________________________________________________________________ 11
Technical Support ............................................................................................................................11
Limited Warranty.............................................................................................................................11
Returns .............................................................................................................................................11
FCC Class A Compliance ................................................................................................................13
Modifications ...................................................................................................................................13
Acronyms___________________________________________________________________________ 14

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ii January 6, 2003 FLC-704 List 4B

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FLC-704 List 4B January 6, 2003 iii
LIST OF FIGURES
1. FLC-704 Front Panel.......................................................................................................................................2

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iv January 6, 2003 FLC-704 List 4B

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FLC-704 List 4B January 6, 2003 v
LIST OF TABLES
1. FLC-704 Front Panel LEDs and Labels ..........................................................................................................2
2. Circuit Interactions for an Idle Condition (Loop Start)....................................................................................4
3. Circuit Interactions When a Subscriber Initiates an Outgoing Call (Loop Start)............................................5
4. Circuit Interactions When a Subscriber Receives an Incoming Call (Loop Start)..........................................5
5. Circuit Interactions for a Busy Condition (Loop Start)...................................................................................6
6. Circuit Interactions for an Idle Condition (Ground Start) ...............................................................................6
7. Circuit Conditions When a Subscriber Initiates an Outgoing Call (Ground Start) .........................................6
8. Circuit Conditions When a Subscriber Receives an Incoming Call (Ground Start) .......................................8
9. Circuit Conditions for a Busy Condition (Ground Start) ................................................................................8
10. FLC-704 CU Troubleshooting ......................................................................................................................10

SCP-FLC704-042-03H
vi January 6, 2003 FLC-704 List 4B